From: "rpardee@..." <rpardee@...>
Date: 2009-01-24T10:28:08+09:00
Subject: Re: instantiate a class dynamically

On Jan 23, 5:25 pm, "F. Senault" <f...@lacave.net> wrote:
> Le 24 janvier 2009 02:12, rpar...@gmail.com a crit :
>
> > Hey All,
>
> > If I have the name of a class in a string var, is it possible to get a
> > new instance of that class (and if so, how)?  The following do *not*
> > work:
>
> >   my_string = "Hash"
>
> >   my_object = Class(my_string)
> >   my_object = Class.new(my_string)
> >   my_object = Object.new(my_string)
>
> my_object = Object.const_get(my_string.to_sym).new
>
> (The to_sym is mandatory in ruby 1.9.)
>
> Fred
> --
> Any time tomorrow a part of me will die
> And a new one will be born
> Any time tomorrow  I'll get sick of asking why
> Sick of all the darkness I have worn            (K's Choice, Shadow Man)

Awesome cool--looks like I can even pass arguments into new() (which
would have been my next question).

Thanks very much!

-Roy